.clear {
  margin: 0;
  padding: 0;
}
* {
  margin: 0;
  padding: 0;
}
body {
  background-color: #fff;
  font: 12px/1.5 Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
  color: #666;
}
em,
i {
  font-style: normal;
}
a {
  color: #666;
  text-decoration: none;
}
ul {
  margin: 0;
  padding: 0;
}
li {
  list-style: none;
}
img {
  border: 0;
  vertical-align: middle;
}
button,
input {
  /*取消轮廓线 蓝色的*/
  outline: none;
}
.clearfix::after {
  content: "";
  display: block;
  height: 0px;
  visibility: hidden;
  clear: both;
}
.clearfix {
  zoom: 1;
}
